Rear bumper for automobile



FIG. 1 is a perspective view of a rear bumper for automobile showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a left side elevation view thereof.

The broken lines in the drawings illustrate portions of the rear bumper for automobile that forms no part of the claimed design. 

CLAIM The ornamental design for a rear bumper for automobile, as shown and described. 